Why would html text sometimes appear garbled when viewing on Chrome or Safari on Windows?

Question

Occasionally users report that the text on https://squareup.com looks like gibberish (or garbled) to them… however we’ve been unable to reproduce this.

Users report

Answer 1

Maybe its the custom fonts acting up? When I view your site in firefox it says its in Helvetica Neue but in Chrome it says ag1, agb